The M144/M144A, TOYO TIRES highway rib tire, has been developed to deliver exceptional high mileage and improved irregular wear performance in mid-to-long highway haul operations. Its special differential grooves in the shoulder ribs are combined with an optimum casing profile to effectively resist irregular wear and ensure long tread life. Developed under DSOCII, TOYO TIRES, advanced tire design technology, the M144/M144A satisfies users’ needs in this segment ensuring highly competitive low-cost mileage performance and better retreated-ability.